12273473 has 8 divisors (see below), whose sum is σ = 13313160. Its totient is φ = 11269120.

The previous prime is 12273451. The next prime is 12273479. The reversal of 12273473 is 37437221.

12273473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1723969 + 10549504 = 1313^2 + 3248^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12273473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12273479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8108 + ... + 9501.

It is an arithmetic number, because the mean of its divisors is an integer number (1664145).

Almost surely, 2^12273473 is an apocalyptic number.

It is an amenable number.

12273473 is a deficient number, since it is larger than the sum of its proper divisors (1039687).

12273473 is a wasteful number, since it uses less digits than its factorization.

12273473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17667.

The product of its digits is 7056, while the sum is 29.

The square root of 12273473 is about 3503.3516808907. The cubic root of 12273473 is about 230.6689598025.

The spelling of 12273473 in words is "twelve million, two hundred seventy-three thousand, four hundred seventy-three".